Enjoy the rich and savory flavors of these crock pot Italian beef sandwiches, made Chicago-style for an authentic taste! The slow-cooked beef is tender, juicy, and seasoned to perfection with Italian spices, then served on a hoagie roll with zesty giardiniera. This recipe is perfect for parties, potlucks, or a comforting weeknight dinner. With minimal effort, you can create a hearty and satisfying Italian beef sandwich that everyone will love!